Cheap flights from London Heathrow Airport to Dublin
Cheapflights Tip: The best prices from London Heathrow to Dublin are usually found in January or September, booked 66 days in advance, depart on a Thursday or Friday and return on a Thursday
Cheap flight deals from Heathrow to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 May 2025.
Popular in | December |
|---|---|
Cheapest in | January |
Average price | ₹ 13,577 |
Good round-trip deal | ₹ 10,101 or less |
Good one-way deal | ₹ 43,507 or less |
Best time to book a flight from Heathrow to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Heathrow with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Dublin
How far ahead should I book a flight from London Heathrow Airport to Dublin?
Use this chart to determine the optimal time to book a return flight from Heathrow to Dublin. Price data was last updated on 2 May 2025.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Dublin, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Dublin?
Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Dublin (average of ₹ 616). Flying from London Heathrow Airport to Dublin in August is currently the most expensive (average of ₹ 843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to DUB?
Find hourly flight availability from Heathrow to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 May 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 46% on flights from London Heathrow Airport to Dublin by exploring options for tickets in the afternoon.
Weekly flight availability from London Heathrow Airport to Dublin
Explore weekly flight availability from Heathrow to Dublin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 May 2025.
The most flights from LHR to DUB are scheduled on a Thursday (66 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (27 on average).
Rainfall in Dublin by month
Plan your trip to Dublin by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.
Temperature in Dublin by month
Plan your trip to Dublin by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Dublin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Dublin by adding a car rental and/or hotel reservation to your travel itinerary.
Top 2 airlines flying from Heathrow to Dublin
Discover the top 2 airlines that operate flights from Heathrow to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 9 May 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Heathrow to Dublin?
Cheapflights helps you search for flights from Heathrow to Dublin via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Dublin?
Cheapflights helps you find that perfect flight to Dublin from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Heathrow to Dublin with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Dublin with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Dublin become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!